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In recent years, the company excellent location advantages, multi-introduction of advanced production equipment and technology to improve old products and develop new products to 12 - hydroxy acid-based rigid and at the same time the production of refined castor oil, hydrogenated castor oil, refined Gan oil, Sebacate methacrylate (annual output 1500 tons), dibutyl sebacate (annual output 1500 tons), octyl sebacate, anhydrous sodium sulfate, castor meal and other products.

近年来,公司以优越的区位优势,多方引进先进的生产设备和技术,改进旧产品,拓展新产品,以 12 -羟基硬质酸为主,又同时生产精炼蓖麻油、氢化蓖麻油,精甘油,癸二酸二甲酯(年产量 1500 吨),癸二酸二丁酯(年产量 1500 吨),癸二酸二辛酯,无水硫酸钠,蓖麻粕等产品。

Reaction of 9-bromofluorenewith diethyl malonate and sodium carbonate gives diethyl 2-(9-Fluorenyl)malonate.Aminolysis of diethyl 2-(9-Fluorenyl)malonate in ethylenediamine and propylene diamine give〓 and 〓, respectively.〓 and 〓 were synthesized by the reaction of 9-bromofluorene with oxalyl bisethylenediamine. Copper and nickel complexes of 〓 and 〓 were obtained by the reaction of 〓 and 〓 with copper and nickel salt, respectively, in aqueoussolution and extrusion of two hydrogen ions from the amide groups.

使9-溴芴与丙二酸二乙酯在无水碳酸钠存在下反应合成出2-(9-芴基)丙二酸二乙酯。2-(9-芴基)丙二酸二乙酯在乙二胺中胺解得到配体〓,2-(9-芴基)丙二酸二乙酯在1,2-丙二胺中胺解得到配体〓,使9-溴芴与草酰二乙二胺作用得到配体〓和〓与相应的金属盐作用分别得到它们的铜、镍配合物。

The compositions can also contain microcrystalline cellulose, croscarmellose sodium, anhydrous lactose, magnesium stearate, micronized edetate calcium disodium hydrous, and micronized sodium thiosulfate pentahydrate.

所述组合物也可以包含微晶纤维素、交联羧甲纤维素钠、无水乳糖、硬脂酸镁、微粒化的含水乙二胺四乙酸钙二钠和微粒化的硫代硫酸钠五水合物。

The occlusion of peripancreatic arteries and intratumoral injection of anhydrous alcohol provide an effective way for the treatment of advanced pancreatic cancer.

胰周动脉结扎及瘤体内注射无水酒精为晚期胰腺癌提供了一种新的、比较有效的治疗方法。

The synthetic route starts from penicillin G, peroxyacetic acid(8.5%) as Oxidizing Agent to get penicillin G sulfoxide; esterifided with p-nitrobenzyl bromine to synthesize penicillin G sulfoxide ester; we synthesize 3-exomethylenecepham sulfoxide ester with phthalimide potassium and 4A molecular sieve as acid scavenger to open the ring, SnCl_4 as catalyzation to close the ring. The yield is over 60%.

本研究采用的合成路线为:以青霉素G钾盐为原料,选用工业过氧化氢制备的过氧乙酸(22.3%)稀释至8.5%为氧化剂,氧化得青霉素亚砜;采用对硝基溴苄为酯化试剂,制备青霉素亚砜酯;以NCP(N-氯代邻苯二甲酰亚胺)为开环试剂,酞酰亚胺钾和4A型分子筛为酸清除剂,顺利开环;再经无水SnCl_4催化闭环得3-环外亚甲基头孢亚砜酯,最终产率在60%以上。

The chitosan microspheres grafted with pyromellitic dianhydride have been prepared for the adsorption of lead and cadmium metal ions in aqueous solution. The structure of the modified microspheres was characterized by FT-IR and XPS .

用交联的壳聚糖微球与均苯四甲酸酐在无水条件下反应,合成均苯四甲酸酐修饰壳聚糖微球,并用FT-IR和XPS表征产物的结构。

Cake tea, Jingua tea and Tou tea should be deposited on the wooden frame for good ventilation. It is better to choose wooden frame made from Saurauia oldhamii with loose texture and no peculiar smell.

散茶要用陶制的大瓮来装,饼茶、金瓜茶、沱茶要用木架陈放,以利于通风透气,木架最好选用材质疏松无异味的水冬瓜木制作。

At the same time,we have tried the precess for the preparation of 3-exomethylene cepham sulfoxide ester by the improved ring-expanding method over Kukolja, in which the different acid scavengers are employed in the presence of tolune, NCP and stannic chloride.

同时尝试了改进的Kukolja扩环法合成3—环外亚甲基头孢亚砜酯。以甲苯为溶剂,NCP为卤化试剂,无水SnCl_4为路易斯酸,通过选用了不同的酸清除剂,以制备闭环产物。

This paper reports the extraction genome DNA from eight species of Tenebrionidae insects including the fresh specimens and the preserved specimens in 100 percent alcohol with methods of SDS-proteinase K and KAC.

对拟步甲科 8种昆虫的新鲜标本及无水乙醇浸泡标本,分别用SDS 蛋白酶K消化法和乙酸钾抽提法进行基因组总DNA的提取。

Sodium sulfate saturated bittern was obtained after well drilling water-soluble method in Huai ′ an,Jiangsu.By solarization salt-making process,it can produces massive salty gypsum (CaSO4·2H2O) and thenardite (Na2SO4),but its comprehensive utilization value is not high.

江苏省淮安地区的岩盐资源可得到硫酸钠型次饱和卤水,对其进行日晒制盐时产生大量的盐石膏( CaSO4·2H2O )和无水芒硝( Na2SO4),综合利用价值不高。

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Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气,收缩臀部肌肉;拱起身体,尽量抬起头来,右腿伸直朝向天花板(膝微屈,以避免肌肉紧张)。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

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However, to get a true quote, you will need to provide detailed personal and financial information.

然而,要让一个真正的引用,你需要提供详细的个人和财务信息。